11245543221532 has 24 divisors (see below), whose sum is σ = 19784309798736. Its totient is φ = 5592891061248.

The previous prime is 11245543221509. The next prime is 11245543221559. The reversal of 11245543221532 is 23512234554211.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4834203 + ... + 6772045.

It is an arithmetic number, because the mean of its divisors is an integer number (824346241614).

Almost surely, 2^{11245543221532} is an apocalyptic number.

It is an amenable number.

11245543221532 is a deficient number, since it is larger than the sum of its proper divisors (8538766577204).

11245543221532 is a wasteful number, since it uses less digits than its factorization.

11245543221532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945557 (or 1945555 counting only the distinct ones).

The product of its digits is 288000, while the sum is 40.

Adding to 11245543221532 its reverse (23512234554211), we get a palindrome (34757777775743).

The spelling of 11245543221532 in words is "eleven trillion, two hundred forty-five billion, five hundred forty-three million, two hundred twenty-one thousand, five hundred thirty-two".